read_mapping_page failed!
diRead: diIAGRead returned -5
Oops: general protection fault, probably for non-canonical address 0xdffffc0000000006: 0000 [#1] SMP KASAN PTI
KASAN: null-ptr-deref in range [0x0000000000000030-0x0000000000000037]
CPU: 1 UID: 0 PID: 7135 Comm: syz.5.168 Not tainted syzkaller #0 PREEMPT_{RT,(full)} 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
RIP: 0010:write_special_inodes fs/jfs/jfs_logmgr.c:208 [inline]
RIP: 0010:jfs_flush_journal+0x81d/0xef0 fs/jfs/jfs_logmgr.c:1572
Code: 04 af fe 4d 8d 77 f0 4c 89 f0 48 c1 e8 03 80 3c 18 00 74 08 4c 89 f7 e8 61 fd d9 fe 4d 8b 26 49 83 c4 30 4c 89 e0 48 c1 e8 03 <80> 3c 18 00 74 08 4c 89 e7 e8 45 fd d9 fe 49 8b 3c 24 e8 6c 04 af
RSP: 0018:ffffc9000cae7980 EFLAGS: 00010206
RAX: 0000000000000006 RBX: dffffc0000000000 RCX: ffff888024fe1e00
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc9000cae7ac0 R08: 0000000000000000 R09: 0000000000000000
R10: ffffc9000cae7768 R11: fffff5200195cf1a R12: 0000000000000030
R13: ffff88803a4c2218 R14: ffff88805e063428 R15: ffff88805e063438
FS:  00007f092f05e6c0(0000) GS:ffff888126695000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f8ad65301b7 CR3: 000000003021e000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 jfs_umount+0x178/0x3c0 fs/jfs/jfs_umount.c:58
 jfs_fill_super+0x9c5/0xd80 fs/jfs/super.c:567
 get_tree_bdev_flags+0x431/0x4f0 fs/super.c:1694
 vfs_get_tree+0x92/0x2a0 fs/super.c:1754
 fc_mount fs/namespace.c:1193 [inline]
 do_new_mount_fc fs/namespace.c:3760 [inline]
 do_new_mount+0x341/0xd30 fs/namespace.c:3836
 do_mount fs/namespace.c:4159 [inline]
 __do_sys_mount fs/namespace.c:4348 [inline]
 __se_sys_mount+0x31d/0x420 fs/namespace.c:4325
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0x14d/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f0930e0d20a
Code: 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f092f05de58 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007f092f05dee0 RCX: 00007f0930e0d20a
RDX: 0000200000000040 RSI: 0000200000000080 RDI: 00007f092f05dea0
RBP: 0000200000000040 R08: 00007f092f05dee0 R09: 0000000000210004
R10: 0000000000210004 R11: 0000000000000246 R12: 0000200000000080
R13: 00007f092f05dea0 R14: 0000000000006315 R15: 00002000000002c0
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:write_special_inodes fs/jfs/jfs_logmgr.c:208 [inline]
RIP: 0010:jfs_flush_journal+0x81d/0xef0 fs/jfs/jfs_logmgr.c:1572
Code: 04 af fe 4d 8d 77 f0 4c 89 f0 48 c1 e8 03 80 3c 18 00 74 08 4c 89 f7 e8 61 fd d9 fe 4d 8b 26 49 83 c4 30 4c 89 e0 48 c1 e8 03 <80> 3c 18 00 74 08 4c 89 e7 e8 45 fd d9 fe 49 8b 3c 24 e8 6c 04 af
RSP: 0018:ffffc9000cae7980 EFLAGS: 00010206
RAX: 0000000000000006 RBX: dffffc0000000000 RCX: ffff888024fe1e00
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc9000cae7ac0 R08: 0000000000000000 R09: 0000000000000000
R10: ffffc9000cae7768 R11: fffff5200195cf1a R12: 0000000000000030
R13: ffff88803a4c2218 R14: ffff88805e063428 R15: ffff88805e063438
FS:  00007f092f05e6c0(0000) GS:ffff888126695000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f8ad65301b7 CR3: 000000003021e000 CR4: 00000000003526f0
----------------
Code disassembly (best guess):
   0:	04 af                	add    $0xaf,%al
   2:	fe 4d 8d             	decb   -0x73(%rbp)
   5:	77 f0                	ja     0xfffffff7
   7:	4c 89 f0             	mov    %r14,%rax
   a:	48 c1 e8 03          	shr    $0x3,%rax
   e:	80 3c 18 00          	cmpb   $0x0,(%rax,%rbx,1)
  12:	74 08                	je     0x1c
  14:	4c 89 f7             	mov    %r14,%rdi
  17:	e8 61 fd d9 fe       	call   0xfed9fd7d
  1c:	4d 8b 26             	mov    (%r14),%r12
  1f:	49 83 c4 30          	add    $0x30,%r12
  23:	4c 89 e0             	mov    %r12,%rax
  26:	48 c1 e8 03          	shr    $0x3,%rax
* 2a:	80 3c 18 00          	cmpb   $0x0,(%rax,%rbx,1) <-- trapping instruction
  2e:	74 08                	je     0x38
  30:	4c 89 e7             	mov    %r12,%rdi
  33:	e8 45 fd d9 fe       	call   0xfed9fd7d
  38:	49 8b 3c 24          	mov    (%r12),%rdi
  3c:	e8                   	.byte 0xe8
  3d:	6c                   	insb   (%dx),%es:(%rdi)
  3e:	04 af                	add    $0xaf,%al